Applied Polymer Chock for updates Ultraviolet radiation aging impact on physicochemical properties of crosslinked polyethylene cable insulation Abdallah Hedir 1 Mustapha Moudoud 1 Omar Lamrous 2 Sebastien Rondot 3 Omar Jbara 3 Philippe Dony3 Laboratoire des Technologies Avancees en Genie Electrique(LATAGE) Universite Mouloud Mammeri BP 17 RP 15000 Tizi-Ouzou Algeria 2Laboratoire de Physique et Chimie Quantique (LPCQ).Universite Mouloud Mammeri de Tizi-Ouzou BP 17 RP 15000 Tizi-Ouzou Algeria SLaboratoire d'lngenierie et Sciences des Materiaux(LISM) UFR Sciences BP 1039 51687 Reims Cedex 2 France Correspondence to:A.Hedir(E-mail:abdallah.hedir@ummto.dz and abdallahhedir@yahoo.fr) ABSTRACT:This article deals within the study of the effect of artificial radiations on physical and chemical properties of the crosslinked polyethylene(XLPE)material widely used for manufacturing high-voltage cables.Within this framework several experimental tests using essential characterization techniques were performed to study XLPE behavior under ultraviolet (UV)aging.Attenuated total reflection Fourier transform infrared spectroscopy differential scanning calorimetry thermogravimetric analysis X-ray diffraction and scanning elec- tron microscopy were thus carried out to identify the main structure changes of the material before and after exposure to UV.In addition appearance changes and DC (Direct Current)volume resistivity were evaluated.The obtained results showed that UV radiation has a gre...